Subject
- Engineering25
- Fences -- Deterioration8
- Fences -- Preservation8
- Wood poles -- Deterioration8
- Wood poles -- Preservation8
- Fourier series2
- Girders2
- Strains and stresses2
- Water -- Pollution -- Oregon -- Willamette River2
- Automobiles -- Motors -- Exhaust gas -- Analysis1
- Bulletin series (Oregon State Agricultural College. Engineering Experiment Station)1
- Bánki, Donát. Neue Wasserturbine1
- Combustion1
- Creosote1
- Culverts -- Design and construction1
- Electric controllers1
- Electric fences1
- Electric heating1
- Engineering mathematics1
- Factory and trade waste -- Oregon1